No problem, we've got 9907 and 2438 to multiply
9907 × 2438 = 2438 × (9907)
+ 2438 × 7 what gives us 17066
+ 2438 × 00 yielding 0
+ 2438 × 900 that is equal 2194200
+ 2438 × 9000 that equals 21942000

= 24153266
